JN22-40.5/31.5 Indoor High Voltage AC Earthing Switch
1.Rated voltage: 40.5kV 2.Rated current: 31.5kA 3.Mechanical life: 2000times 4.Advantageous price
Operation invironment condition:
1.Altitude: ≤1000m
2.Ambient temperature: -10°C~+40°C
3.Earthquake intensity: ≤8 degree
4.Installation in no explosives, serious dust , corrosives and strenuous vibration room
Major technical index:
| Item | Unit | Data | ||
| Rated voltage | kv | 31.5kA | ||
| Rated short-time withstand current | kA | 40.5kv | ||
| Rated short-circurt durature | s | 4 | ||
| Rated short-circurt making current | kA | 50 | ||
| Rated peak withstand current | kA | 50 | ||
| Interpolar center distance | mm | 280,300,350 | ||
| Rated insulting level | PF withstand voltage (one min) | kv | 42 | |
| Lightning impulse withstand voltage | 75 | |||
| Mechanical endurance | times | 2000 | ||
JN22-40.5/31.5 Outline dimension:
Mounting hole dimension and quiet knife installation hole dimension:.
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JN22-40.5/31.5 Indoor High Voltage AC Earthing Switch
